Questions tagged [crewed-spaceflight]

Crewed spaceflight (also referred to as human spaceflight or manned spaceflight) is space travel with a crew aboard the spacecraft. When a spacecraft is crewed, it can be operated directly, as opposed to being remotely operated or autonomous.

Filter by
Sorted by
Tagged with
20
votes
2answers
22k views

Could I build my own spaceship?

We all know that for most people access to space is currently pretty limited because space flight services are expensive, as they are in short supply. Suppose I wanted to bypass an expensive service ...
192
votes
6answers
19k views

Can I borrow a lunar rover?

According to Wikipedia there are 3 LRVs sitting on the moon, in very well defined locations. Would China, or whomever gets to the moon with a person next, be able to get in and drive around in an LRV ...
5
votes
2answers
127 views

Is The Grand Asteroid Challenge plausible or just a PR stunt?

The Grand Asteroid Challenge is a project to capture an incoming asteroid, enter it into a stable Lunar orbit and send a manned mission to its surface. That sounds... implausible at best. Do we have ...
14
votes
1answer
4k views

If I want to be an astronaut pilot, what career should I start?

What kind of career should I start if I want to be an astronaut pilot? First astronauts were military aircraft pilots. Since those days, automatic flying was present in the spacecraft so that someone ...
10
votes
2answers
2k views

What kind of launch escape system (LES) does Dream Chaser have?

What kind of launch escape system will be aboard Dream Chaser?
11
votes
4answers
1k views

Does any country have real plans for a manned mission to Mars?

I'm curious as to whether or not any country has any real plans for a manned mission to Mars. Not a conceptual thing, but real, hard plans. If so, are there any specifics?
8
votes
1answer
2k views

Was Gordon Cooper the last man to fly a whole mission in space alone?

Movie The Right Stuff (1983) claims at the end that Gordon Cooper was the last man to fly alone in space (if I remember it correctly and dubbing is right). Beside that, Wikipedia also states that he ...
19
votes
1answer
3k views

What is the highest number of humans in space at the same time and what vessels were they on when it happened?

What is the highest number of human beings in space at the same time, and what vessels were they on when it happened?
32
votes
1answer
7k views

How do manned spacecraft achieve an airtight connection while docking?

By another question I was reminded how hard it is to build airtight equipment such as vacuum chambers from multiple pieces. Docking or berthing space ships / space station modules is a rather similar ...
15
votes
3answers
1k views

Gravity assist for manned travel

Since we already use gravity assist to launch satellites through the solar system, is there any way we can use gravity assist to speed up a manned trip to a planet such as Titan or Europa, while also ...
12
votes
2answers
1k views

What is the most sustainable method of recycling (human) solid waste on a manned space vessel?

After reading and answering James Jenkins's interesting question on wiping in space, I was curious about the usage of solid waste on a manned space vessel. In his question he mentions recycling solids ...
10
votes
2answers
353 views

Near-future consumer space travel

Is there any evidence to support the likelihood of widespread consumer space travel in, say, the next 20 years? I attempted to do some research on commercial space travel, and came across Virgin ...
14
votes
1answer
479 views

What is the United States' current plan to get back to launching people into space?

It has now been two years since the last Space Shuttle mission ended (July 21, 2011). Since then, the United States has not had its own capability to launch astronauts into space. To my knowledge ...
10
votes
1answer
291 views

How can we determine the optimal destination for a manned mission beyond our solar system?

The 100YSS mission currently includes a discussion about Alpha Centauri (our closest star) as a potential target destination, but is it really the best candidate for the 100YSS? To narrow the ...
9
votes
1answer
339 views

How to design a spacecraft to cope with redshift?

Redshift occurs whenever an observer moves away from (shifted to the red) or approaches (shifted to the blue; blueshift) an object that emits radiation and the other way around. Traveling towards ...
8
votes
1answer
133 views

Is there research on optimal control/command strategy/hierachy?

On manned-missions which take its participants further and further into space it will be quite difficult to have a control center on Earth as it takes longer an longer to communicate. It takes the ...
12
votes
2answers
396 views

Is there any research or recommendations for a diet in microgravity?

The Dietary Reference Intake (aka RDA) is formulated for humans operating at one Earth gravity. Is there a similar reference or any research supporting specific recommendations for a human in ...
14
votes
1answer
458 views

Is there research for the optimal small crew size for a long space voyage?

There are many factors in planning a long space voyage. The human interaction being one of them. Group dynamics have been studied in detail for naval and other military applications, the stations on ...
24
votes
5answers
26k views

What materials provide the best protection from cosmic radiation?

For long-distance manned missions, such as a mission to Mars, we are inevitably going to have to shield astronauts from cosmic radiation, especially in the event of a solar flare or SEP. What ...
14
votes
3answers
261 views

Are there any existing technologies, or research, that investigate the sustainable production of food for manned exploration trips?

With NASA planning to eventually get people to Mars, and with privately funded attempts such as Mars-One planning to do the same, and relatively soon, there is the issue of having to feed anyone you ...
17
votes
3answers
983 views

Is artificial gravity feasible in manned long-term space exploration?

We know that it is possible for humans to stay physically in shape during long term space missions (see for example Valeri Polyakov who stayed on Mir for more than 14 months for one trip). However, ...
9
votes
1answer
241 views

Have Mercury/Gemini/Apollo produced any unmanned descendants?

It is well known that Russian manned spacecrafts gave birth to multiple unmanned satellite projects (such as Bion spacecrafts, for example). Have Mercury/Gemini/Apollo spacecrafts or their direct ...
12
votes
1answer
606 views

What engineering challenges would be posed by a manned mission to Ceres?

I have read a lot of literature concerning manned missions to the Moon, Mars, and the Jovian moons. Something I have not heard much about, despite it's relative distance and interesting composition, ...
13
votes
2answers
23k views

“Failure is not an option” is really a quote of flight director Gene Kranz?

"Failure is not an option" is attributed to Gene Kranz, flight director of Gemini, Apollo and Space Shuttle missions. In the movie Apollo 13, Ed Harris says it but IMDB trivia states that it was not ...
14
votes
3answers
6k views

What advantages do manned missions have over robot missions? [closed]

With robots that can run for years on nuclear batteries, and in some cases even perform basic repairs to themselves, they seem like pretty capable instruments for space exploration. Aside from the ...
28
votes
4answers
3k views

What will be NASA's successor to the Saturn V rocket?

The Saturn V rockets were the "tallest, heaviest, and most powerful rocket ever brought to operational status and still holds the record for heaviest payload launched and heaviest payload capacity to ...

1
7 8 9 10
11